This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Earth > Environmental Sciences – Quiz 204 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Environmental Sciences Quiz 204 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What form of Nitrogen is absorbed by plant roots? A) Nitrates. B) Nitrites. Show Answer Correct Answer: A) Nitrates. 2. Three main types of biogeochemical cycles are hydrologic, atmospheric, and ..... A) Astrological. B) Macrologic. C) Sedimentary. D) Hydromorphic. Show Answer Correct Answer: C) Sedimentary. 3. Nutrient cycling and purification of air and water-these are an example of what? A) Goods. B) Supply. C) Demand. D) Services. Show Answer Correct Answer: D) Services. 4. Can you predict a volcanic eruption? A) No. B) Yes. Show Answer Correct Answer: B) Yes. 5. Which will add more organisms to a population? A) 3 animals immigrate to the population. B) 0 animals are born. C) 2 animals emmigrate from the population. D) 5 animals die. Show Answer Correct Answer: A) 3 animals immigrate to the population. 6. Which answer is not one of the 5 structural layers of the Earth? A) Lithosphere. B) Mantle. C) Outer core and inner core. D) Asthenosphere. E) Mesosphere. Show Answer Correct Answer: B) Mantle. 7. The hydrologic cycle is also known as the A) Water cycle. B) Phosphorus cycle. C) Nitrogen cycle. D) Carbon cycle. Show Answer Correct Answer: A) Water cycle. 8. Why do plants make and spread seeds? A) To make more plants. B) To drink up the nutrients. C) To create food for animals. D) To make food. Show Answer Correct Answer: A) To make more plants. 9. One gallon of fuel produces 5 lbs of CO2. Two cars drive 100 miles each. The first gets 10 MPG. The second gets 25 MPG. How much LESS CO2 is produced by the second car? A) 50 pounds. B) 30 pounds. C) 15 pounds. D) 10 pounds. Show Answer Correct Answer: B) 30 pounds. 10. The mass number of an atom is ..... A) How radioactive the atom is. B) The number of protons. C) The number of protons + neutrons. D) The number of neutrons. Show Answer Correct Answer: C) The number of protons + neutrons. 11. Greenhouse gases include all of the following EXCEPT: A) Carbon dioxide. B) Methane. C) Nitrogen. D) Water vapor. Show Answer Correct Answer: C) Nitrogen. 12. We used bioindicators to measure the quality of water. What is a bioindicator? A) A turbidity tube. B) Eutrophication. C) An organism sensitive to its environment. D) Any living creature. Show Answer Correct Answer: C) An organism sensitive to its environment. 13. The smallest level of ecological classification A) Organism. B) Population. C) Ecosystem. D) Biome. Show Answer Correct Answer: A) Organism. 14. Why is water scarce in some places when almost three-fourths of the Earth is covered by water? A) Most of it is underground. B) Most of it is salty. C) Most of it is in the atmosphere. D) Most of it is frozen at the poles. Show Answer Correct Answer: B) Most of it is salty. 15. Which practical method is used to measure the species diversity of soil invertebrates? A) Surber sampler. B) Light trap. C) Tullgren Funnel. D) Butterfly net. Show Answer Correct Answer: C) Tullgren Funnel. 16. The basic support systems needed to keep an economy going, including power, communications, transportation, sanitation, and education form a country's A) Industrialization. B) Urbanization. C) Infrastructure. D) Urban geography. Show Answer Correct Answer: C) Infrastructure. 17. In a particular habitat, owls eat mice and mice eat grass. If the owl population suddenly grows, then most likely A) The number of mice will decrease and the amount of grass will not change. B) The number of mice will increase and the amount of grass will increase. C) The number of mice will increase and the amount of grass will not change. D) The number of mice will decrease and the amount of grass will increase. Show Answer Correct Answer: D) The number of mice will decrease and the amount of grass will increase. 18. Underground stem that ensures a plant's survival despite grass fires. A) Runner. B) Sod-forming grasses. C) Tufts. D) Bunchgrasses. Show Answer Correct Answer: A) Runner. 19. Regions of the ocean are commonly referred to as what type of systems? A) Marine. B) Mountainous. C) Desert. D) Estuary. Show Answer Correct Answer: A) Marine. 20. How many ozone atoms can a single chlorine atom break down? A) 5, 000. B) 500, 000. C) 50, 000. D) 10, 000. E) 100, 000. Show Answer Correct Answer: E) 100, 000. 21. How much of the air is nitrogen in the atmosphere? A) 70%. B) 78%. C) 73%. D) None of above. Show Answer Correct Answer: B) 78%. 22. Enzymes need certain environmental conditions in order to function properly. What happens when enzymes are heated to a high temperature? A) They work better. B) They denature (change shape). C) They change their amino acid sequence. D) They die. Show Answer Correct Answer: B) They denature (change shape). 23. About 50% of our plants and animals live in the rainforest A) True. B) False. Show Answer Correct Answer: B) False. 24. Which of the following describes condensation? A) Ice becoming water when placed into a warm liquid. B) Liquid water being heated until it turns into steam. C) Water becoming ice in a freezer. D) Steam from a teapot turning into liquid water. Show Answer Correct Answer: D) Steam from a teapot turning into liquid water. 25. Which type of growth is seen in the graph below, where a population of mice has reached the carrying capacity? A) Exponential. B) Populations. C) Logistic. D) Carrying capacity. Show Answer Correct Answer: C) Logistic. 26. Which of the options below is a cost of renewable energy? A) Pollution. B) Lower CO2. C) Expensive to setup. D) Clean energy. Show Answer Correct Answer: C) Expensive to setup. 27. A(n) ..... worldview believes that even if natural resources run out, people will be able to use innovation to meet their needs. A) Stewardship. B) Deep-ecological. C) Environmental-wisdom. D) Planetary-management. Show Answer Correct Answer: D) Planetary-management. 28. What is the order of the layers of the atmosphere, starting with the layer closest to Earth's surface? A) Troposphere, Stratosphere, Mesosphere, Exosphere, Thermosphere. B) Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere. C) Stratosphere, Troposphere, Exosphere, Mesosphere, Thermosphere. D) Troposphere, Stratosphere, Thermosphere, Exosphere, Mesosphere. Show Answer Correct Answer: B) Troposphere, Stratosphere, Mesosphere, Thermosphere, Exosphere. 29. Pollutants are removed or changed chemically before they leave factory smokestacks by a(n) A) Scrubber. B) Chlorofluorocarbon. C) Inversion. D) Catalytic converter. Show Answer Correct Answer: A) Scrubber. 30. The polluted condition of Ohio's Cuyahoga River during the 1950's and 1960's helped make more people aware of environmental issues. A) False. B) True. Show Answer Correct Answer: B) True. 31. Most matter ..... when heated. A) Condenses. B) Solidifies. C) Expands. D) Contracts. Show Answer Correct Answer: C) Expands. 32. One substance found on Earth is more stable as an elemental gas than as part of a solid compound. As a result, this substance is very abundant in the atmosphere. Which substance exhibits these traits? A) Ill. B) Oxygen. C) MH4. D) Nitrogen. Show Answer Correct Answer: D) Nitrogen. 33. Succession is possible because A) Climates change over time. B) It is a rapid and chaotic process that is very difficult to control. C) Existing plants reproduce quickly. D) New species make the environment less suitable for previous ones. Show Answer Correct Answer: A) Climates change over time. 34. Who is responsible for the health and well-being of our cities trees? A) Urban Forester. B) Wildlife Manager. C) Wildlife Biologist. D) Game Warden. Show Answer Correct Answer: A) Urban Forester. 35. The non-living part of an ecosystem A) Abiotic. B) Birds. C) Porosity. D) Flowers. Show Answer Correct Answer: A) Abiotic. 36. In equal volumes of ocean water and fresh water, ocean water is expected to contain more of What? A) Sodium Nitrate. B) Carbon Dioxide. C) Sodium Chloride. D) Potassium. Show Answer Correct Answer: C) Sodium Chloride. 37. What is the process of rotating different crops in the same field to preserve the productive capacity of the soil? A) Hydroponics. B) Crop rotation. C) Polyculture. D) Monoculture. Show Answer Correct Answer: B) Crop rotation. 38. What is a disadvantage of wind power? A) Companies charge too much to make the wind blow. B) It is not always windy in some places. C) We have too many rainy days in US. D) The sun is not always out. Show Answer Correct Answer: B) It is not always windy in some places. 39. In a hypothesis written in the "If, then" format, which variable comes second? A) Independent. B) Dependent. Show Answer Correct Answer: B) Dependent. 40. Identify the independent variable in the following sentence: "An investigation found that more female sea turtles hatch when the sand is hotter in temperature." A) Amount of hatching female sea turtles. B) Sand Temperature. C) Area where eggs are laid. D) Water Temperature. Show Answer Correct Answer: B) Sand Temperature. 41. What is a pioneer organism? It is the ..... organism in ..... succession. A) Is the last in secondary succession,. B) Is the first, in primary succession. Show Answer Correct Answer: B) Is the first, in primary succession. 42. What type of energy is produced from the sun? A) Geothermal. B) Solar. C) Wind. D) Biomass. Show Answer Correct Answer: B) Solar. 43. If I listen to Mr. Castro's instructions, then I will have less accidents in the lab. What is the independent variable? A) Likelihood of having an accident in lab. B) Listening or not listening to instructions. C) Yes. D) Maybe. Show Answer Correct Answer: B) Listening or not listening to instructions. 44. To minimize negative environmental impacts communities should A) Approve the use of pesticides through debate and vote. B) Grant a permits to let chemical plant pollute as much as they would like to. C) Look at the economic advantages of proposed bills and not the environmental impacts. D) Set policyies after looking at the risks and benefits involved in building chemical plants nearby. Show Answer Correct Answer: D) Set policyies after looking at the risks and benefits involved in building chemical plants nearby. 45. Reducing the emissions of which gas will lead to reducing the greenhouse effect? A) Argon. B) Nitrogen. C) Carbon dioxide. D) Oxygen. Show Answer Correct Answer: C) Carbon dioxide. 46. The ..... zone is the ocean floor. A) Intertidal. B) Benthic. C) Oceanic. D) Neritic. Show Answer Correct Answer: B) Benthic. 47. Proven oil reserves are deposits that ..... A) Can be extracted using current technologies at a profit. B) Are fixed in number. C) Can only be accessed through fracking. D) Are able to be accessed with low net energy. E) Are known to contain crude oil. Show Answer Correct Answer: A) Can be extracted using current technologies at a profit. 48. What the non-living factor that is the most important to an ecosystem to work? A) Water. B) Animals. C) Plants. D) The sun's energy. Show Answer Correct Answer: D) The sun's energy. 49. Positive feedback destabilizes a system and drives it toward a(n) ..... A) Extreme. B) Low. C) Calm. D) None of above. Show Answer Correct Answer: A) Extreme. 50. What is the process of making sense of the results of an experiment? A) Publication. B) Analysis. C) Communication. D) None of above. Show Answer Correct Answer: B) Analysis. 51. This protected non-venomous snake helps control the rodent population. They also emit a musky odor when near rattlesnakes. They should never be killed. A) Gopher Snake. B) Rat Snake. C) Coral Snake. D) Eastern King Snake. Show Answer Correct Answer: D) Eastern King Snake. 52. The depletion of the ozone layer is a global or a local problem? A) Global. B) Local. Show Answer Correct Answer: A) Global. 53. In the years before Dust Bowl, farmers ..... A) Grew large, successful harvests. B) Did not use plows. C) Used the land carefully. D) Knew how to control the wind. Show Answer Correct Answer: A) Grew large, successful harvests. 54. Which of the following is growing faster in developing countries? A) Social support. B) Incomes. C) Population. D) Economies. Show Answer Correct Answer: C) Population. 55. What year was The U.S. Forest Service is created. A) 1905. B) 1820. C) 1960. D) 1885. Show Answer Correct Answer: A) 1905. 56. What effect will an algal bloom have on the oxygen content of the water? A) Decrease in oxygen. B) Does not affect the oxygen content. C) Oxygen content will vary. D) Rapid increase in oxygen. Show Answer Correct Answer: A) Decrease in oxygen. 57. The ..... variable is subject to the independent variable. A) Experiment. B) Independent. C) Control. D) Dependent. Show Answer Correct Answer: D) Dependent. 58. Choose the correct sequence of energy flow within an ecosystem. A) Scavengers$\rightarrow$producers$\rightarrow$herbivores$\rightarrow$carnivores. B) Producers $\rightarrow$ carnivores$\rightarrow$herbivores$\rightarrow$carnivores. C) Producers $\rightarrow$ herbivores$\rightarrow$ carnivores $\rightarrow$ scavengers. D) Herbivores $\rightarrow$ producers $\rightarrow$carnivores $\rightarrow$scavengers. Show Answer Correct Answer: C) Producers $\rightarrow$ herbivores$\rightarrow$ carnivores $\rightarrow$ scavengers. 59. The movement of the tectonic plates is caused by A) The gravity of the iron-nickel core. B) The rotation of the Earth. C) The Moho discontinuity. D) Convection currents in the Asthenosphere. Show Answer Correct Answer: D) Convection currents in the Asthenosphere. 60. Which aquatic layer is known to be "pitch black" ? A) Littoral Zone. B) Benthic Zone. C) Euphotic Zone. D) Limnetic Zone. Show Answer Correct Answer: B) Benthic Zone. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesEnvironmental Sciences Quiz 1Environmental Sciences Quiz 2Environmental Sciences Quiz 3Environmental Sciences Quiz 4Environmental Sciences Quiz 5Environmental Sciences Quiz 6Environmental Sciences Quiz 7Environmental Sciences Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books